D.C. III ~Da Capo III~ With You

Da Capo 3 With You is the fandisc for the Da Capo 3 visual novel by Circus. In this fandisc you can enjoy stories from both main storylines in the original game. There’s a story available for each of the heroines from the main game, as well as stories for 3 new heroines.

Those new heroines are Mikoto, Sumomo, and Shiki.
So expect plenty of fanservice in this game.